Senior Cybersecurity Engineer - RMF & STIG Expert

Quivera Enterprises, LLC; Northern (KY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Quivera Enterprises LLC is seeking a Senior Security Engineer to design, implement, and maintain security controls in complex federal IT environments. You will lead RMF lifecycle activities, support A&A, and ensure STIG compliance across systems.

The role requires senior-level cyber expertise, strong documentation, and collaboration with system owners, engineers, and ISSOs to maintain accreditation and risk posture in demanding government projects.

Qualifications

• RMF/A&A lifecycle experience per NIST SP 800-37.
• Experience developing SSPs/SSPPs, SARs, RARs, POA&Ms.
• Knowledge of STIGs, security baselines, and risk management.

Responsibilities

• Lead RMF lifecycle activities and security assessments in accordance with NIST SP 800-37.
• Conduct system security categorization and control selection in line with NIST guidelines.
• Develop and review SSPs/SSPPs, SARs, RARs, and POA&Ms; monitor authorization status.

Skills

RMF & A&A

NIST SP 800-37

Security Assessment

Vulnerability Management

Continuous Monitoring

STIG & Compliance

Industrial Control Systems

Communication Skills

Job description

Quivera Enterprises LLC is seeking a Senior Security Engineer to design, implement, and maintain security controls in complex federal IT environments. You will lead RMF lifecycle activities, support A&A, and ensure STIG compliance across systems.

The role requires senior-level cyber expertise, strong documentation, and collaboration with system owners, engineers, and ISSOs to maintain accreditation and risk posture in demanding government projects.